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AD7864ASZ-3

AD7864ASZ-3

Product Overview

The AD7864ASZ-3 belongs to the category of analog-to-digital converters (ADCs) and is commonly used in various electronic systems for converting analog signals into digital data. This device is known for its high precision, low power consumption, and versatile packaging options, making it suitable for a wide range of applications.

Basic Information

  • Category: Analog-to-Digital Converter (ADC)
  • Use: Converting analog signals to digital data
  • Characteristics: High precision, low power consumption
  • Package: Various packaging options available
  • Essence: Precision conversion of analog signals
  • Packaging/Quantity: Available in different packaging options with varying quantities

Specifications

The AD7864ASZ-3 features include: - Resolution: 12-bit - Sampling Rate: Up to 1 MSPS - Power Consumption: Low power operation - Input Range: Wide input voltage range - Temperature Range: Extended temperature range support

Detailed Pin Configuration

The detailed pin configuration of the AD7864ASZ-3 is as follows: 1. VDD - Power supply 2. AGND - Analog ground 3. REF - Reference voltage input 4. IN+ / IN- - Analog input 5. DOUT - Digital output 6. SCLK - Serial clock input 7. CONVST - Conversion start control 8. CS - Chip select

Functional Features

The AD7864ASZ-3 offers the following functional features: - High-resolution conversion - Low power consumption - Flexible input range selection - Serial interface for easy integration - Built-in conversion start control

Advantages and Disadvantages

Advantages

  • High precision conversion
  • Low power consumption
  • Versatile packaging options
  • Extended temperature range support
  • Easy integration with serial interface

Disadvantages

  • Limited maximum sampling rate compared to some newer models
  • May require external reference voltage for specific applications

Working Principles

The AD7864ASZ-3 operates by sampling the analog input signal and converting it into a corresponding digital output using its internal ADC circuitry. The device utilizes a reference voltage to accurately quantify the analog input and provides the digital output through its serial interface.

Detailed Application Field Plans

The AD7864ASZ-3 is well-suited for various application fields, including: - Industrial automation - Data acquisition systems - Instrumentation equipment - Medical devices - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the AD7864ASZ-3 include: - AD7764 - Higher resolution and sampling rate - AD7091 - Lower resolution but lower power consumption - AD7476 - Similar resolution with different packaging options

In conclusion, the AD7864ASZ-3 is a versatile analog-to-digital converter with high precision and low power consumption, making it suitable for a wide range of electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AD7864ASZ-3 en soluciones técnicas

  1. What is the AD7864ASZ-3?

    • The AD7864ASZ-3 is a 14-bit, 4-channel analog-to-digital converter (ADC) with a maximum sampling rate of 200 kSPS.
  2. What are the typical applications for the AD7864ASZ-3?

    • The AD7864ASZ-3 is commonly used in industrial automation, data acquisition systems, medical instrumentation, and process control applications.
  3. What is the input voltage range for the AD7864ASZ-3?

    • The AD7864ASZ-3 has a bipolar input voltage range of ±10V, making it suitable for a wide range of signal inputs.
  4. What is the power supply requirement for the AD7864ASZ-3?

    • The AD7864ASZ-3 operates from a single +5V supply and consumes low power, making it suitable for portable and battery-powered applications.
  5. What is the interface for the AD7864ASZ-3?

    • The AD7864ASZ-3 features a serial interface that supports SPI and microcontroller communication, providing flexibility in system integration.
  6. What is the conversion time for the AD7864ASZ-3?

    • The AD7864ASZ-3 offers a fast conversion time of 5 µs per channel, enabling real-time data acquisition in time-critical applications.
  7. Does the AD7864ASZ-3 include built-in reference voltage?

    • Yes, the AD7864ASZ-3 integrates a precision 2.5V reference voltage, simplifying system design and ensuring accurate conversions.
  8. Can the AD7864ASZ-3 operate in harsh environments?

    • The AD7864ASZ-3 is designed to operate over a wide temperature range (-40°C to +85°C) and is suitable for rugged industrial environments.
  9. What are the key performance specifications of the AD7864ASZ-3?

    • The AD7864ASZ-3 offers high accuracy, low noise, and excellent linearity, making it ideal for demanding measurement and control applications.
  10. Is the AD7864ASZ-3 RoHS compliant?

    • Yes, the AD7864ASZ-3 is RoHS compliant, meeting environmental regulations for lead-free manufacturing.